Re: [PATCH 1/2] Make efifb check that the base address is plausibleon pci systems.

From: Andrew Morton
Date: Fri Sep 10 2010 - 20:14:24 EST


On Thu, 9 Sep 2010 15:16:48 -0400
Peter Jones <pjones@xxxxxxxxxx> wrote:

> Some Apple machines have identical DMI data but different memory
> configurations for the video. Given that, check that the address in our
> table is actually within the range of a PCI BAR on a VGA deivce in the
> machine.
>
> This also fixes up the return value from set_system(), which has
> always been wrong, but never resulted in bad behavior since there's only
> ever been one matching entry in the dmi table.
>
> This also adds me as the efifb maintainer, since I've effectively been
> acting as such for quite some time.

And what is the impact (and importance) of this patch? Make some
people's Mac displays work, I'd be guessing?

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/